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MCU:STM32F334C8T6 STM32 has multiple PWM modes to achieve various powerful functions. This article uses asymmetric PWM mode to achieve a full-bridge PWM drive waveform that can dynamically change the...[Details]
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超声波传感器是利用超声波的特性研制而成的传感器。超声波是一种振动频率高于声波的机械波,由换能晶片在电压的激励下发生振动产生的,它具有频率高、波长短、绕射现象小,特别是方向性好、能够成为射线而定向传播等特点。超声波对液体、固体的穿透本领很大,尤其是在阳光不透明的固体中,它可穿透几十米的深度。超声波碰到杂质或分界面会产生显著反射形成反射成回波,碰到活动物体能产生多普勒效应。因此超声波检测广泛应用在工...[Details]
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1 Introduction
In traditional computer systems, serial ports (such as RS232) and parallel ports are often used to connect peripheral devices. However, both serial ports and parallel ports have ...[Details]
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Recently, Chuzhou Higher Education Science and Technology Innovation Management Service Center invited relevant persons in charge from the Chuzhou Branch of the Provincial Electric Power Group and ...[Details]
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Schematic of stacked, twisted cuprate superconductors. Image source: Physicist Organization Network Superconductors have been a hot topic in physics for decades. But these materials, which allow pe...[Details]
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LCD has rapidly become a hot spot in the display market with its inherent advantages: ultra-thin thickness, no radiation, no flicker, and has occupied a considerable market share in the large...[Details]
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Enthusiasts.com reports (Text/Wu Zipeng) In recent times, embodiment has become a common word at various related conferences, and many people define 2024 as the first year of development of the emb...[Details]
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Today, Redmi announced that the Redmi Note series has sold a total of 140 million units worldwide, becoming a phenomenal hit product. In the global smartphone sales ranking in the first half ...[Details]
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May 27, 2021, China – Magic Information, China’s leading artificial intelligence Internet of Things (AIoT) fingerprint recognition provider, has released an AIoT fingerprint recognition smart door lo...[Details]
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In communication systems, non-electrical signals are often used to transmit control signals and data to achieve remote control or telemetry functions. Infrared communication is a commonly used comm...[Details]
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An oscilloscope contains four different basic systems: vertical system, horizontal system, trigger system, and display system. Understanding the meaning of each system will help you apply the oscillo...[Details]
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Introduction Modern society is developing rapidly towards digitalization and informatization. In this process, real-time digital processing of high-speed signals is often required. For example, with ...[Details]
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Recently, the official website of Hefei Development and Reform Commission released the "Emergency Plan for Large-Scale Power Outages in Hefei" and solicited public opinions.
The Hefei Municipa...[Details]
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Back in 2018, all cars, SUVs, trucks and vans in the U.S. were required to have rearview vision systems. In fact, until recently, rearview cameras were the only cameras on many models and were cons...[Details]
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Shenzhen, October 28, 2024 /PRNewswire/ -- Recently, Sunwoda Energy Storage was selected into the Bloomberg New Energy Finance (BNEF) 2024Q4 global Tier 1 energy storage manufacturer list, demonstr...[Details]